GB2113947B - Video disc player - Google Patents

Video disc player

Info

Publication number
GB2113947B
GB2113947B GB08235720A GB8235720A GB2113947B GB 2113947 B GB2113947 B GB 2113947B GB 08235720 A GB08235720 A GB 08235720A GB 8235720 A GB8235720 A GB 8235720A GB 2113947 B GB2113947 B GB 2113947B
Authority
GB
United Kingdom
Prior art keywords
video disc
disc player
player
video
disc
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB08235720A
Other versions
GB2113947A (en
Inventor
James Albert Wilber
Charles Martin Wine
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
RCA Corp
Original Assignee
RCA Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by RCA Corp filed Critical RCA Corp
Publication of GB2113947A publication Critical patent/GB2113947A/en
Application granted granted Critical
Publication of GB2113947B publication Critical patent/GB2113947B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/02—Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
    • G11B5/027—Analogue recording
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/10527—Audio or video recording; Data buffering arrangements
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/22—Signal processing not specific to the method of recording or reproducing; Circuits therefor for reducing distortions
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B21/00—Head arrangements not specific to the method of recording or reproducing
    • G11B21/02—Driving or moving of heads
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B21/00—Head arrangements not specific to the method of recording or reproducing
    • G11B21/02—Driving or moving of heads
    • G11B21/03—Driving or moving of heads for correcting time base error during transducing operation, by driving or moving the head in a direction more or less parallel to the direction of travel of the recording medium, e.g. tangential direction on a rotating disc
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B21/00—Head arrangements not specific to the method of recording or reproducing
    • G11B21/02—Driving or moving of heads
    • G11B21/08—Track changing or selecting during transducing operation
    • G11B21/081—Access to indexed tracks or parts of continuous track
    • G11B21/083—Access to indexed tracks or parts of continuous track on discs
    • G11B21/085—Access to indexed tracks or parts of continuous track on discs with track following of accessed part
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/34—Indicating arrangements 
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B2220/00—Record carriers by type
    • G11B2220/20—Disc-shaped record carriers

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
  • Television Signal Processing For Recording (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
GB08235720A 1982-01-07 1982-12-15 Video disc player Expired GB2113947B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/337,841 US4484174A (en) 1982-01-07 1982-01-07 Video disc player having improved squelch system

Publications (2)

Publication Number Publication Date
GB2113947A GB2113947A (en) 1983-08-10
GB2113947B true GB2113947B (en) 1985-07-31

Family

ID=23322251

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08235720A Expired GB2113947B (en) 1982-01-07 1982-12-15 Video disc player

Country Status (6)

Country Link
US (1) US4484174A (en)
JP (1) JPS58120381A (en)
KR (1) KR880000100B1 (en)
DE (1) DE3248377C2 (en)
FR (1) FR2519499B1 (en)
GB (1) GB2113947B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58128028A (en) * 1982-01-25 1983-07-30 Matsushita Electric Ind Co Ltd Optical disc reproducer
GB2123596B (en) * 1982-05-23 1986-04-16 Sony Corp Reproducing apparatus
US4628539A (en) * 1985-02-25 1986-12-09 Rca Corporation Muting circuit
US4627101A (en) * 1985-02-25 1986-12-02 Rca Corporation Muting circuit
JPH051187Y2 (en) 1985-06-18 1993-01-13
US5166805A (en) * 1985-06-18 1992-11-24 Pioneer Electronic Corporation Disk player with a blanking during fast scanning
JP2637401B2 (en) * 1986-06-26 1997-08-06 キヤノン株式会社 Recording device
DE3704718A1 (en) * 1987-02-14 1988-08-25 Thomson Brandt Gmbh DEVICE FOR PLAYING BACK DATA
AU2005312310A1 (en) * 2004-12-03 2006-06-08 Duoject Medical Systems Inc. Cartridge, device and method for pharmaceutical storage, mixing and delivery

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1427928A (en) * 1972-04-19 1976-03-10 Rca Corp Control signal apparatus for detecting signal presence or absence
JPS5137766B2 (en) * 1972-10-30 1976-10-18
GB1531214A (en) * 1974-11-18 1978-11-08 Rca Corp Squelch circuit
GB1523284A (en) * 1974-11-18 1978-08-31 Rca Corp End of play circuit
JPS5257715A (en) * 1975-11-06 1977-05-12 Sony Corp Reproducing equipment of static picture
US4119812A (en) * 1977-04-20 1978-10-10 Rca Corporation Signal defect detection and compensation with signal de-emphasis
JPS5547780A (en) * 1978-09-30 1980-04-04 Pioneer Electronic Corp Recording and reproducing unit for video format signal
JPS5570901A (en) * 1978-11-21 1980-05-28 Sharp Corp Squelch unit
US4286290A (en) * 1979-08-20 1981-08-25 Rca Corporation Fast recovery squelch circuit for a video disc player
US4307418A (en) * 1979-10-12 1981-12-22 Rca Corporation Video disc player system for correlating stylus position with information previously detected from disc
US4361849A (en) * 1980-11-06 1982-11-30 Rca Corporation Video disc vari-speed playback system
US4393489A (en) * 1981-03-30 1983-07-12 Rca Corporation Audio processor for single, channel, matrixed two-channel and un-matrixed two-channel signals
US4387407A (en) * 1981-08-27 1983-06-07 Rca Corporation Video disc player having auxiliary vertical synchronizing generator

Also Published As

Publication number Publication date
KR880000100B1 (en) 1988-02-23
JPH0363873B2 (en) 1991-10-02
DE3248377A1 (en) 1983-07-14
FR2519499A1 (en) 1983-07-08
JPS58120381A (en) 1983-07-18
FR2519499B1 (en) 1986-03-07
GB2113947A (en) 1983-08-10
KR840003102A (en) 1984-08-13
DE3248377C2 (en) 1985-04-18
US4484174A (en) 1984-11-20

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee